init

README.md

@@ -0,0 +1,57 @@
+Monitor display
+===============
+
+Configurations files loaded (if exist):
+
+* `/etc/monitordisplay/config.ini`
+* `$HOME/.config/monitordisplay/config.ini`
+* `$HOME/.monitordisplay`
+
+Screens's sections examples:
+
+```
+[screen:HUMAIN_SCREEN_NAME1]
+name=SYSTEM_SCREEN_NAME1
+resolutionX=1920
+resolutionY=1080
+
+[screen:HUMAIN_SCREEN_NAME2]
+name=SYSTEM_SCREEN_NAME2
+resolutionX=1024
+resolutionY=768
+
+[screen:HUMAIN_SCREEN_NAME3]
+name=SYSTEM_SCREEN_NAME2
+resolutionX=1920
+resolutionY=1080
+```
+
+Modes's sections examples:
+
+```
+[mode:MODE_NAME]
+config[]=HUMAIN_SCREEN_NAME1,HUMAIN_SCREEN_NAME2
+config[]=HUMAIN_SCREEN_NAME2,HUMAIN_SCREEN_NAME1
+primary=HUMAIN_SCREEN_NAME1
+
+[mode:MODE_NAME2]
+config[]=HUMAIN_SCREEN_NAME1,HUMAIN_SCREEN_NAME3
+```
+
+Usage:
+
+```
+monitordisplay -m MODE_NAME
+# equals: xrand --output SYSTEM_SCREEN_NAME1 --primary --mode 1920x1080 --pos 0x0 --output SYSTEM_SCREEN_NAME2 --mode 1024x768 --pos 1920x0
+
+monitordisplay -t 
+# equals: xrand --output SYSTEM_SCREEN_NAME2 --mode 1024x768 --pos 0x0 --output SYSTEM_SCREEN_NAME1 --mode 1920x1080 --primary --pos 1024x0
+
+monitordisplay -m MODE_NAME2
+# equals: xrand --output SYSTEM_SCREEN_NAME1 --primary --mode 1920x1080 --pos 0x0 --output SYSTEM_SCREEN_NAME3 --mode 1920x1080 --pos 1920x0 --output SYSTEM_SCREEN_NAME3 --off
+
+# For removing the parameter "--off"
+
+monitordisplay -m MODE_NAME2 -s
+# equals: xrand --output SYSTEM_SCREEN_NAME1 --primary --mode 1920x1080 --pos 0x0 --output SYSTEM_SCREEN_NAME3 --mode 1920x1080 --pos 1920x0
+```

config.ini-dist

@@ -0,0 +1,20 @@
+[screen:laptop]
+name=eDP1
+resolutionX=1920
+resolutionY=1080
+
+[screen:hdmi]
+name=HDMI1
+resolutionX=1920
+resolutionY=1080
+
+[mode:laptop]
+config[]=laptop
+
+[mode:hdmi]
+config[]=hdmi
+
+[mode:work]
+config[]=laptop,hdmi
+config[]=hdmi,laptop
+primary=laptop

monitordisplay

@@ -0,0 +1,257 @@
+#!/usr/bin/php
+<?php
+
+function error($message)
+{
+    file_put_contents('php://stderr', $message."\n");
+}
+
+function notice($message)
+{
+    file_put_contents('php://stdin', $message."\n");
+}
+
+function filter(array $data, array $default)
+{
+    foreach ($data as $k => $v) {
+        if (!array_key_exists($k, $default)) {
+            unset($data[$k]);
+        } elseif (is_array($default[$k]) && !is_array($v)) {
+            $data[$k] = (array) $v;
+        }
+    }
+
+    foreach ($default as $k => $v) {
+        if (!array_key_exists($k, $data)) {
+            $data[$k] = $v;
+        }
+    }
+
+    return $data;
+}
+
+function filterScreen(array $data)
+{
+    $default = [
+        'name' => null,
+        'resolutionX' => null,
+        'resolutionY' => null,
+    ];
+
+    return filter($data, $default);
+}
+
+function filterMode(array $data)
+{
+    $default = [
+        'config' => [],
+        'primary' => null,
+    ];
+
+    $data = filter($data, $default);
+
+    foreach ($data['config'] as $k => $v) {
+        $v = explode(',', $v);
+        $v = array_map('trim', $v);
+
+        $data['config'][$k] = $v;
+    }
+
+    return $data;
+}
+
+function getCurrentModeFile()
+{
+    return sys_get_temp_dir().'/monitordisplay.tmp';
+}
+
+function getCurrentMode()
+{
+    $currentModeFile = getCurrentModeFile();
+
+    if (file_exists($currentModeFile)) {
+        $currentMode = (array) @parse_ini_file($currentModeFile);
+    } else {
+        $currentMode = [];
+    }
+
+    return filter($currentMode, [
+        'mode' => null,
+        'config' => null,
+    ]);
+}
+
+function build(array $modes, array $screens, $mode, $toggle, array $currentMode, $addOff)
+{
+    if ($mode === null) {
+        if (!array_key_exists($currentMode['mode'], $modes)) {
+            return;
+        }
+
+        $tmpMode = $currentMode['mode'];
+        $mode = $modes[$currentMode['mode']];
+    } else {
+        if (!array_key_exists($mode, $modes)) {
+            return;
+        }
+
+        $tmpMode = $mode;
+        $mode = $modes[$mode];
+    }
+
+    if ($toggle === true) {
+        if ($currentMode['mode'] === null) {
+            return;
+        }
+
+        if ($currentMode['config'] === null) {
+            return;
+        }
+
+        $currentMode['config'] = (int) $currentMode['config'];
+
+        if (!array_key_exists($currentMode['config'], $mode['config'])) {
+            return;
+        }
+
+        $configs = $mode['config'];
+        $config = ($currentMode['config'] + 1) % count($configs);
+    } else {
+        $config = 0;
+    }
+
+    if (!array_key_exists($config, $mode['config'])) {
+        return;
+    }
+
+    $tmpConfig = $config;
+    $config = $mode['config'][$config];
+
+    $command = ['xrandr'];
+
+    $x = 0;
+
+    $screensUsed = [];
+
+    foreach ($config as $screen) {
+        if (!array_key_exists($screen, $screens)) {
+            return;
+        }
+
+        $tScreen = $screens[$screen];
+        $name = $tScreen['name'];
+        $resolutionX = $tScreen['resolutionX'];
+        $resolutionY = $tScreen['resolutionY'];
+
+        if (empty($name) || empty($resolutionX) || empty($resolutionY)) {
+            error(sprintf('Invalid screen configuration "%s"', $screen));
+            die(1);
+        }
+
+        $command[] = '--output';
+        $command[] = $name;
+        $screensUsed[] = $name;
+
+        if ($mode['primary'] === $name) {
+            $command[] = '--primary';
+        }
+
+        $command[] = '--mode';
+        $command[] = sprintf('%dx%d', $resolutionX, $resolutionY);
+
+        $command[] = '--pos';
+        $command[] = sprintf('%dx%d', $x, 0);
+        $x += $resolutionX;
+    }
+
+    if ($addOff) {
+        foreach ($screens as $screen) {
+            if (!in_array($screen['name'], $screensUsed)) {
+                $command[] = '--output';
+                $command[] = $screen['name'];
+                $command[] = '--off';
+            }
+        }
+    }
+
+    $command = implode(' ', $command);
+
+    return [
+        'tmp' => sprintf("mode=%s\nconfig=%d", $tmpMode, $tmpConfig),
+        'command' => $command,
+    ];
+}
+
+$files = [
+    '/etc/monitordisplay/config.ini',
+    getenv('HOME').'/.config/monitordisplay/config.ini',
+    getenv('HOME').'/.monitordisplay',
+];
+
+$config = [];
+$currentMode = getCurrentMode();
+
+foreach ($files as $file) {
+    if (file_exists($file)) {
+        $parsing = @parse_ini_file($file, true);
+
+        if ($parsing === false) {
+            error(sprintf('The file "%s" is not a valid ini file.', $file));
+
+            continue;
+        }
+
+        notice(sprintf('Configuration file merged: %s', $file));
+
+        $config = array_merge(
+            $config,
+            $parsing
+        );
+    }
+}
+
+if (empty($config)) {
+    error('No configuration found');
+    error(sprintf('Paths checked: %s', implode(', ', $files)));
+    die(1);
+}
+
+$screens = [];
+$modes = [];
+
+foreach ($config as $section => $values) {
+    $type = explode(':', $section);
+
+    if (count($type) !== 2) {
+        error(sprintf('Invalid section "%s". Ignored.', $section));
+    }
+
+    if ($type[0] === 'screen') {
+        $screens[$type[1]] = filterScreen($values);
+    } elseif ($type[0] === 'mode') {
+        $modes[$type[1]] = filterMode($values);
+    } else {
+        error(sprintf('Invalid section "%s". Ignored.', $section));
+    }
+}
+
+if (empty($screens)) {
+    error('No screen found.');
+    die(1);
+}
+
+if (empty($modes)) {
+    error('No mode found.');
+    die(1);
+}
+
+$options = getopt('m:ts');
+$mode = isset($options['m']) ? $options['m'] : null;
+$toggle = isset($options['t']);
+$addOff = !isset($options['s']);
+$build = build($modes, $screens, $mode, $toggle, $currentMode, $addOff);
+
+if (!empty($build)) {
+    file_put_contents(getCurrentModeFile(), $build['tmp']);
+    shell_exec($build['command']);
+}